Download & install official Paranoid 7.2.1 on Nexus 5 (Hammerhead)

It’s just a week ago, official Paranoid 7.2.1 ROM has been in action again and now first official Paranoid 7.2.1 build rolled out for Nexus 5. The official Paranoid 7.2.1 for Nexus 5 is based on Android 7.1.2 Nougat with latest feature including Accidental Touch Prevent, Pocket lock, Double Tap to sleep and a lot more, you can see the change log for complete information. If you wish to install Paranoid 7.1.2 on Nexus 5 then you can get all the instructions from A to Z in simple steps below.

Install official Paranoid 7.2.1 on Nexus 5

Before you begin:

Your Nexus 5 must have a working TWRP recovery installed on it, if you think you haven’t installed it don’t worry, download TWRP recovery from here and then follow this guide to install it on your device.

Once recovery is installed on your device, create a Nandroid back up of important data including complete Android ROM with all apps and messages, follow this guide to create a Nandroid backup via TWRP recovery.

Upgrade latest USB drivers for your device on PC. Download latest Google USB drivers here [For a stable PC-phone connection].

Downloads section:

Download official Paranoid 7.2.1 ROM for Nexus 5, Here. [file name: pa_hammerhead-7.2.1-RELEASE-20170720-signed.zip]

Download ARM64 Android 7.1.x Google Apps

Now transfer the ROM file along Google apps zip on your device storage.

Process to install official Paranoid 7.2.1 on Nexus 5

Turn off your Nexus 5 and reboot into TWRP recovery.

Once your device boots into recovery mode then follow this guide to flash official Paranoid 7.2 on Nexus 5 via TWRP recovery.

Solution to a failed boot issue.

Follow this guide to solve the bootloop issue. [If you think your device stuck at boot animation for quite a long time]

That’s it! Give us your feed back on official Paranoid 7.2.1 for your Nexus 5. Please don’t forget to share this guide, thank you.

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